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प्रश्न
What is the relationship between force and acceleration ?
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उत्तर
The acceleration produced in a body is directly proportional to the force acting on it.
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संबंधित प्रश्न
Name the unbalanced force which slows down a moving bicycle when we stop pedalling it.
Give one example where a force changes the shape (and size) of a body.
What do you understand by the terms “balanced forces” and “unbalanced forces” ? Explain with examples.
What type of forces – balanced or unbalanced – act on a rubber ball when we press it between our hands ? What effect is produced in the ball ?
What happens to the passengers travelling in a bus when the bus takes a sharp turn ? Give reasons for your answer.
Why are road accidents at high speeds very much worse than road accidents at low speeds ?
A car is moving on a level road. If the driver turns off the engine of the car, the car’s speed decreases gradually and ultimately it comes to a stop. A student says that two forces act on the car which bring it to a stop. What could these forces be ? Which of these two forces contributes more to slow down and stop the car ?
What is the unit of force ?
When a toothpaste tube is squeezed, its shape changes. The force responsible for this is an example of :
When a rubber balloon held between the hands is pressed, its shape changes. This happens because :
